12 Hole Chromatic (std 48) Key of C -5 -5 -5 +6 -6< -6< +6 -5 +6 -6< -5 -6< -6< +7 -7 -7 +7 -6< +7 -7 -6< -9 -9 -9 +9< +9< -8 -8 -8 -8 -7 -5 -5 -5 +6 -6< -6< +6 -5 +6 -6< -5
12 Hole Chromatic (std 48) Key of C -5 -5 -5 +6 -6< -6< +6 -5 +6 -6< -5 -6< -6< +7 -7 -7 +7 -6< +7 -7 -6< -9 -9 -9 +9< +9< -8 -8 -8 -8 -7 -5 -5 -5 +6 -6< -6< +6 -5 +6 -6< -5